#### SDF VoIP Extension Directory

- SDF's C*NET NXX is 333 (ex. +1-333-1000 connects you with our Milliwatt)
- For listings that have enabled 'Direct VoIP' dial extension (@) sip.sdf.org
- Please note that making unsolicited calls may be considered rude

  #### Test and Service Extensions

  Extension | Subscriber | Description | 24/7
  1001 | internal | Date and Time UTC | YES
  1002 | internal | Linear Sine Test from 16Hz to 20kHz | YES
  1003 | internal | Exponential Sine Test from 16Hz to 20kHz | YES
  1004 | internal | Milliwatt (1004Hz @ 0dB) | YES
  1005 | internal | Echo Response Test (USA) | YES
  1006 | internal | CQ Serenade | YES
  1009 | internal | IVR Adventure Game | YES
  1026 | internal | 2600Hz @ 0dB | YES
  1030 | internal | Music on Hold | YES
  1085 | internal | Voice Mail System | YES
  1086 | internal | Conference Bridge (no mute) | YES
  1088 | internal | Conference Bridge (Press #1 to toggle mute) | YES
  1929 | internal | C*NET Gateway | YES
  5004 | internal | Milliwatt (1004Hz @ 0dB) (EU) | YES
  5005 | internal | Echo Response Test (EU) | YES
  5085 | internal | Voice Mail System (EU) | YES
  5088 | internal | Conference Bridge (EU) (Press #1 to toggle mute) | YES

  #### Subscriber Extension Directory

  Extension | UTC +/- Offset | Subscriber | Description | Unsolicited Calls | Direct VoIP
  1100 | -08:00 | smj | Nokia e70 S60 | YES | YES
  1022 | -07:00 | developer | Blink | YES |
  1057 | -06:00 | jebug29 | X-Lite for Windows | YES | YES
  1058 | -05:00 | adamd | Linphone on Linux | YES | YES
  1066 | -07:00 | shufei | Blink, Linphone | YES | YES
  1084 | -04:00 | benharri | builtin android client | YES | YES
  1087 | -04:00 | moondoggy | Linphone | YES | YES
  1101 | -07:00 | br | Nokia N900, Ekiga | YES |
  1103 | +00:00 | yargo | linphone, Twinkle, etc | YES |
  1106 | -06:00 | ecelis | csipsimple, ekiga | YES |
  1107 | -05:00 | nsweeney | iPhone | YES |
  1111 | -08:00 | testing | testing | NO |
  1112 | -08:00 | anthonyg | Nexus S, Linphone | YES | YES
  1116 | +05:30 | rmj | Blink | YES |
  1118 | +01:00 | vosi | various clients | YES |
  1119 | -05:00 | carbine | Aastra 9133i | YES |
  1120 | -05:00 | bb | Asterisk 1.6 | YES |
  1121 | +00:00 | jones | Various Clients | YES |
  1127 | -08:00 | alancf | Various Clients | YES |
  1130 | -07:00 | ajgraves | Linphone | YES |
  1131 | -06:00 | wa5pb | Ekiga | YES |
  1132 | -05:00 | tg | s60 / Blink | YES |
  1133 | -07:00 | samos | Droid | YES |
  1134 | -05:00 | slugmax | Grandstream GXP2000 | YES |
  1139 | -05:00 | xcitor | Blink SIP Client, HT-502 ATA | YES | YES
  1140 | +01:00 | wyan | iPad, Nexus One | YES |
  1141 | -08:00 | dhaber |  | YES |
  1144 | +00:00 | phm | linphone | YES |
  1145 | -06:00 | xexyz | Linphone | YES |
  1146 | +11:00 | thomask | Nokia E63 | YES |
  1151 | -06:00 | jecxjo | Zoiper | YES | YES
  1155 | -09:00 | ta2 | linphone on iPhone | YES | YES
  1159 | -06:00 | zeptar | Blink | YES |
  1165 | -04:00 | amrowsell | Pixel 2 XL, Jami on Linux | YES | YES
  1166 | -05:00 | grobe0ba | Bria on iOS/CSipSimple on Android, via FreeSwitch PBX | YES |
  1169 | -06:00 | sirmxe | Various | YES |
  1174 | +00:00 | nb0yjxtr | Ekiga | YES |
  1177 | -06:00 | kdavis | GS-DP715 | YES | YES
  1192 | -07:00 | nblade | CSipSimple on Android | YES | YES
  1225 | -05:00 | bac | Aastra 9133i | YES |
  1270 | -08:00 | niro | CSipSimple | YES | YES
  1291 | +08:00 | yupeng | speedtouch st780wl | YES | YES
  1313 | +00:00 | nicknick | Grandstream GXP2100 | YES | YES
  1343 | +02:00 | tisho | Linphone on Android | YES | YES
  1359 | +12:00 | thom | Ekiga | YES | YES
  1366 | -07:00 | dbk | Nokia N900 & softphone(s) | YES | YES
  1380 | -05:00 | thegiant | PBXes hosted PBX | YES | YES
  1388 | +00:00 | irl | Asterisk (using FreePBX) | YES | YES
  1399 | -08:00 | vandys | Asterisk | YES | YES
  1423 | -08:00 | ladams | Cisco 7960G | YES | YES
  1460 | -08:00 | weevie | Grandstream Handytone 286, Jitsi, Blink | YES | YES
  1483 | -08:00 | quintin | Obihai OBi1062 | YES | YES
  1504 | -06:00 | overland | Pirelli DP-L10 | YES |
  1517 | -05:00 | epl692 | Grandstream HT503 | YES | YES
  1542 | -05:00 | handyc | Linphone | YES | YES
  1572 | -05:00 | hobbsc | Grandstream DP250/270, Linphone, Cortelco 2500 via Grandstream HT801 | YES | YES
  1584 | -05:00 | ki | Nexus 5, VDV23 | YES | YES
  1605 | +01:00 | beni | This on a FritzBox | YES | YES
  1617 | -05:00 | webwiz | Various | YES | YES
  1632 | +00:00 | hugh.mayfield | Various clients on GNU/Linux and Replicant | YES | YES
  1662 | -07:00 | slunky | Blink, Bria, Hacked VDV23 | YES | YES
  1679 | -04:00 | michaeldavis | Cisco 303 | YES |
  1688 | -06:00 | dbvelez | Linphone iPhone 5s | YES |
  1692 | -08:00 | nydel | blink, Linphone iPhone4s | YES | YES
  1696 | -08:00 | edgchacon | Various | YES |
  1739 | -06:00 | jasmaz | Grandstream HT286 | YES |
  1770 | -04:00 | cel | baresip, Linphone | YES | YES
  1794 | -06:00 | jwh | Linphone | YES | YES
  1795 | -08:00 | wireddude | Linphone | YES |
  1797 | -04:00 | snowdusk | Telephone for Mac OS X, Linphone for iOS | YES | YES
  1799 | -04:00 | robmusial | Various for Linux, *BSD, macOS | YES | YES
  1877 | -08:00 | nonlinear | Various | YES | YES
  1897 | -05:00 | tomasino | Google Pixel, native Android client | YES | YES
  1908 | -06:00 | mnw | Linphone on macOS X | YES | YES
  1913 | -05:00 | zelbrium | Telephone on Mac | YES |
  1917 | -08:00 | dokuja | OBi110 | YES | YES
  1999 | +10:00 | cat | Cisco SPA112 and various Australian phones | YES | YES

  #### Totally 80s Rewind

  Whether it's playing vintage computer games or listening to classic record albums, the meteoric rise of technology is what made the 1980s so transformative. From personal computers to answering machines and arcade cabinets to Walkmans, Living Computers set out to recreate a day in the life of an 80s teenager with Totally 80s Rewind.
  Want to call the 80s?

      The Bit Zone payphone    (425) 256-7525
      The basement desk phone  (425) 256-7518

  #### Private Phone Museum Access

  smj and jgw visited a private phone collection, pictures can be seen here. Want to call that switch? Dial 1929 from SDF VoIP then dial any of these:

      1-377 -1111     Welcome msg, and General Switch Info
      1-377 -2525     Asterisk Time Of Day
      1-377 -5000     Common Line in Garage.
      1-377 -51xx     120 Ipm tone. All Ckts busy
      1-377 -5244     Rings no Phone  24 x 7
      1-377 -5252     General Telephone Number
      1-377 -5299     Always busy. 60 IPM     24x7
      1-377 -5521     1a2 SWFR 3      24 x 7
      1-377 -5531     SWFR # 5        24 x 7
      1-377 -5536     REAR OF SWFR #4 24 x 7
      1-377 -5555     Central office Telephone number 24 x 7
      1-377 -5575     Trimline on SWFR #5 24 x 7
      1-377 -5611     211 Set mounted on side of #24 Testboard 24 x
      1-377 -5627     Rings no phone 24 x 7
      1-377 -5845     Vac Number Intercept 24 x 7
      1-377 -5870     Ring, no phone. 24 x 7
      1-377 -5888     PATTIS WORK ROOM (code Ring) 24 x 7
      1-377 -5911     Tst line on workbench  24 x 7
      1-377 -7777     Live Listen In Line to switchroom. (NOT A RECORDING) 24 x 7
      1-377 -9901     W E 1C1 Payphone out side of Central Office 24 x 7

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